56156457

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 95882240

約数和(自身を除く): 39725783

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 289, 323, 357, 399, 487, 867, 969, 1461, 2023, 2261, 3409, 5491, 6069, 6783, 8279, 9253, 10227, 16473, 24837, 27759, 38437, 57953, 64771, 115311, 140743, 157301, 173859, 194313, 422229, 471903, 985201, 1101107, 2674117, 2955603, 3303321, 8022351, 18718819, 56156457]

約数ペア:

[(1, 56156457), (3, 18718819), (7, 8022351), (17, 3303321), (19, 2955603), (21, 2674117), (51, 1101107), (57, 985201), (119, 471903), (133, 422229), (289, 194313), (323, 173859), (357, 157301), (399, 140743), (487, 115311), (867, 64771), (969, 57953), (1461, 38437), (2023, 27759), (2261, 24837), (3409, 16473), (5491, 10227), (6069, 9253), (6783, 8279)]